Where a plaintiff presented no evidence that a store was aware of a hazard before she slipped and fell, summary judgment was appropriate.The 7th U.S. Circuit Court of Appeals affirmed a decision by U.S. Magistrate Judge John E. Martin, Northern District of Indiana.One day in January, Robin Austin went to a Walgreens story in Hebron, Ind. When she arrived, a snowplow was leaving the parking lot. After spending some time in the store, she was walking toward the checkout when she slipped and fell.Austin did not see anything …